Towering Innovation


62.000 m2

of unique real estate, cementing the start of our new community and emphasizing our reputation for providing high-end real estate for high-end businesses and organizations.

Today work life balance is on top of our minds. Forward-thinking businesses and organizations know that creating an enjoyable and efficient workspace creates happy and productive employees.

This is the heart of the QUATUOR philosophy.


bike parkings and 314 underground car parkings
(30 % electric plugin).

Bike-sharing and car-sharing facilities – two more facets of the new way in which people want to live and work – are available all around, as well as the presence of numerous cycle paths.

For those who prefer to come by car, QUATUOR is situated on the Brussels inner ring road, with the extensive national and international motorway network directly accessible.

They will get there with exceptional ease whichever mode of transport they choose. And that’s when the QUATUOR experience, the ultimate work-life balance, comes in.


of panoramic
stunning views.

There are no walls to separate one area from the next. This open-landscape configuration with windows from floor to ceiling creates a light and inviting space. The high-end, upscale floors of the five buildings will allow you to provide state of the art office spaces for your employees based on the principals of Activity Based Working. Vibrant colors exude modernity and a focus on the future. The craftsmanship and level of finishing are stunning.

On the upper floors, the experience is just as rewarding. From the inner facades and the four roof terraces there is a view over QUATUOR’s own interior courtyard. From the other facades, you can see right across the historic centre of Brussels, the Botanical Gardens… and so much more.


Quatuor and its neighbourhood are constantly buzzing with energy.

A place and a neighbourhood that are constantly buzzing with energy. When office hours end, the commercial hub and its vibrant neighbourhood are in full swing.

Fancy dinner or a drink? Look no further. The evening is young and QUATUOR’s neighbourhood is humming with electricity. QUATUOR is surrounded by great culture and food. Simply go for a walk and discover all the wonderful things our neighborhood has to offer.


A superb location, close to public transport and motorways, in a complex that combines modern architecture with a green, tranquil oasis at its heart.


Brussels' new contemporary art museum and cultural centre in the Citroën building at Yser is called Kanal.


The Kaaitheater presents, produces and co-produces local and international performing arts productions, ranging from small repertoires to large experimental productions.


An old logistics centre located around a large railway freight depot that is being transformed in order to develop new activities and housing.


Le Botanique or Kruidtuin is a cultural complex and music venue. From the diversity of disciplines exploited in its early days, the Botanique is ever-increasingly dedicated to musical discoveries and art demonstrations.


The story makers of the National Theatre have the urgent need to tell stories and the fundamental desire to show where we stand in today’s world.

Quote by Fabrice Murgia, Director of Theatre National


KVS is Brussels’ Flemish city theatre. KVS aims to reinterpret the repertoire in relation to the city that is more than ever the whole world.


Presented today under the artistic direction of Philippe Sireuil, the Théâtre des Martyrs is today defined as a theater but a plural, a stage and artists.


La Monnaie is the federal opera house of Belgium with an international reputation for producing opera’s, dance, concerts and recitals.


Visual arts museum in a former brewery with rotating & permanent exhibits, a restaurant & gift shop. The MIMA presents the most significant art of its time, and explores a history of culture 2.0.

Towering Innovation


Citroen Museum
3 min
6 min


KAAI theater
3 min
8 min


Tour & Taxis
10 min
17 min


Cultural Center Le Botanique
4 min
14 min


Theatre national
1 min
1 min


8 min
5 min


Martyrs theater
7 min
8 min


La Monnaie
10 min
12 min


10 min
20 min


Citroen Museum
KAAI theater
Tour & Taxis
Cultural Center
Le Botanique
Martyrs theater
La Monnaie

Designed for well-being and for the environment

The specifications of QUATUOR reflect the high and exacting standards of its owner Befimmo. From the very design and construction phase of QUATUOR, everything has been done to protect our valuable environment. All of this results in a ‘BREEAM OUTSTANDING’, a certification which takes into account the entire lifecycle of a building, from construction until use, with a specific attention to the well-being of its occupants.

Effective thermal insulation and triple glazing

Solar panels on the roof and facades


LED lighting

Rainwater recovery and low water consuming equipment









Tower A

5 floors
Total m2: 8.031 m2
7.034 m2 offices
Commercial groundfloor: 997 m2

Tower B

9 floors
Total m2: 11.744 m2
11.346 m2 offices
Commercial groundfloor: 398 m2

Tower C

14 floors
Total m2: 18.742 m2
18.302 m2 offices
Commercial groundfloor: 440 m2

Tower D

18 floors
Total m2: 22.717 m2
22.197 m2 offices
Commercial groundfloor: 520 m2


Meeting rooms
Cultural Center
Bank agency
And much more...

For more information, please contact :


+32 2 643 33 33

+32 2 550 25 25


Befimmo is committed to protecting and respecting your privacy

This policy sets out the basis on which any information we collect from you, or that you provide to us, will be processed by us. Please read the following carefully to understand our views and practices regarding your information and how we will use it. By visiting you are accepting and agreeing to the practices described in this Privacy Policy.

Our Privacy Policy contains the following sections:

  1. Information we collect from you;
  2. Cookies;
  3. Uses made of your information;
  4. Legal basis
  5. Disclosure of your information;
  6. Transfer of your information;
  7. Your rights;
  8. Security of collected information;
  9. Retention of your information;
  10. External websites/apps;
  11. Agreement with collection and use of your information – changes to our Privacy Policy;
  12. Identity of data controller – contact details.

1. Information we collect from you

We will collect and process the following information about you:

- Information you give us.

This is information about you that you give us by filling in forms on or by corresponding with us by phone, email or otherwise. It includes information you provide to us when when you complete an online contact form. The information you give us may include your name, surname, date of birth, address, email address, phone number, etc.

- Information we collect about you.

During each of your visits to our website we will automatically collect the following information:


- Information we receive from other sources.

This is information we receive about you if you use any other website/application than ours that advertises or uses our services. We are working closely with third parties (including, amongst others, business partners, sub-contractors in technical, payment and delivery services, advertising networks, analytics providers, search information providers) and we will collect and process the information we receive from them.


Our website uses cookies. This helps us to provide you with a good experience when you browse on our website and also allows us to improve our website. For detailed information on the cookies we use and the purposes for which we use them, see our Cookie Policy.

3. Uses made of your information

We use the information we hold about you in the following ways:

- Information you give to us.

We will use this information:

- Information we collect about you.

We will use this information:

4. Legal basis

Your information is being collected and processed on the following legal bases:

5. Disclosure of your information

You agree that we have the right to share your information with selected third parties including:

We will also disclose your information to third parties:

6. Transfer of your information

We may transfer your information to a destination outside the European Economic Area (the EEA if that is appropriate (i) to achieve any of the purposes set out under section 3 and/or (ii) to disclose your information to a third party in accordance with section 4 of this Privacy Policy.

If we transfer your information outside of the EEA, we will make sure that your information is protected by the following safeguards:

If you wish to receive more information relating to the transfers of your information and/or the safeguards that have been implemented (including on how to receive a copy thereof), you can contact us through the contact details set out in section 12 below.

7. Your rights

You have certain rights regarding the information we hold about you. These rights can be exercised by contacting us as set out in section 12 below:

However, note that we may need to retain certain information, for example for legal or administrative purposes.

For all requests set out above, please send us an email with “data privacy request” in the subject line and include a copy of your identity card or another proof of your identity (e.g. driver’s license) to help us prevent unauthorised individuals from accessing, changing or deleting your information. We will respond to your request as soon as practically possible. If we need more than one month (from receipt of your request) to respond to your request, we will come back to you and let you know

8. Security of collected information

We have implemented a number of security features throughout our website in order to prevent the unauthorized release of or access to collected and/or received information. We have endeavored to create a secure and reliable website for you, but note that the confidentiality of any communication or material transmitted to or from us or any other party via our website or email cannot be guaranteed. We accept no responsibility or liability for the security of information transmitted via these methods.

All information you provide to us is stored on our secure servers.

9. Retention of your information

The information we hold about you will be retained in a manner consistent with the applicable data protection legislation. In any event, your information shall not be kept longer than is necessary to achieve the purposes stated in this Privacy Policy.


10. External websites

Our website may, from time to time, contain links to and from websites and/or applications of our partner networks, and affiliates that are not under the control of Befimmo. Links to such third party sites are provided for your information only to the extent that hyperlinks or banner advertisements incorporating hyperlinks are utilized to access third party websites and/or applications, you should be aware that these third party websites and/or applications are not controlled by us and have their own privacy policies. Therefore, they are not subject to this Privacy Policy and we do not accept any responsibility or liability for these policies. Please check these policies before you submit any information to these websites and/or applications.

The fact that Befimmo provides a link to a third party site does not imply that Befimmo approves, authorizes or funds any of these sites or that it is affiliated with any third party. Any mention of third party products or services is provided solely for your information and does not constitute an endorsement or recommendation of such products or services by Befimmo.

These external websites may provide links to this Website. Befimmo has not reviewed the content of these websites and has no influence or role whatsoever in the content or other features of these websites.

Where these external sites have given you (or where you have chosen) a password which enables you to access certain parts of our website, you are responsible for keeping this password confidential.

11. Agreement with collection and use of your information – changes to our Privacy Policy

By using this website, you acknowledge that you have read the terms of this Privacy Policy and that you agree with the collection and the use of your information as set out above.
We may amend this Privacy Policy from time to time. Any changes we make to our Privacy Policy in the future will be posted on this page and, where appropriate, notified to you by email. Please check back frequently to see any updates or changes to the Privacy Policy. Your continued use of this website following the posting of changes to this Privacy Policy will indicate your acceptance of these changes. This Privacy Policy was most recently updated on 10/08/18

12. Identity of data controller – contact details

The data controller under this Privacy Policy is Befimmo SA with company number BE0455.835.167 and incorporated at Chaussée de Wavre 1945, 1160 Auderghem

Questions, comments and requests regarding this Privacy Policy must be addressed to Denis Van de Wiele ( - +32 (0)2 679 .38 65 – Chaussée de Wavre 1945, 1160 Auderghem).


The information contained in this electronic mail is confidential and destined for the exclusive use of the addressee(s). The person who receives this E-mail and who is not the addressee, one of his employees or a proxy holder entitled to hand over this message to the addressee, is hereby notified that any disclosure, copying, distribution or taking action in reliance to the contents of this information is strictly prohibited and may be unlawful. If you have received this communication by mistake, we would be grateful to let us know by reply or phone, within the shortest delay. Befimmo or any related company is neither liable for the proper and complete transmission of the information contained in this communication nor for any delay in its receipt. Any offers or information contained in this electronic mail shall not be judicially binding unless explicitly stated otherwise.